tester.
tester (device that tests something)
Meaning & usage
tester (device that tests something)
tester (free sample bottle of perfume or cosmetic available in a shop for customers to try)
tester (small phial of perfume or cosmetic bought to try a fragrance without the commitment of a full-size bottle)
Where this word comes from
Borrowed from English tester.
tester (person on whom drugs or cosmetics are tested)
Where this word comes from
Borrowed from English tester.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.